Pamela Mahaffey, APNP
NPI 1124436118 · Nurse Practitioner · Janesville, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pamela Mahaffey, APNP is a Nurse Practitioner provider in Janesville, WI (NPI 1124436118).
Provider details
- NPI number
- 1124436118
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 5944-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
313 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 172 | $85 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 71 | $122 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 33 | $101 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 24 | $104 |
| Prolonged Nursing Facility Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By the Physician Or QualifiG0317 | 13 | $24 |
Typical Medicare-allowed amounts for these services range $24–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 118 | 17 |
| Furosemide | 107 | 29 |
| Pantoprazole Sodium | 69 | 14 |
| Lisinopril | 56 | 13 |
| Amlodipine Besylate | 45 | 14 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 42 | — |
| Potassium Chloride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-07-23
- Last updated
- 2021-08-25
- Certified
- 2021-08-25
Frequently asked questions
- What is Pamela Mahaffey's NPI number?
- Pamela Mahaffey's National Provider Identifier (NPI) is 1124436118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pamela Mahaffey's specialty?
- Pamela Mahaffey is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Pamela Mahaffey located?
- Pamela Mahaffey's practice location on file with NPPES is 3200 E Racine St, Janesville, WI 53546-2343.
- What is Pamela Mahaffey's phone number?
- The practice phone number listed in the NPPES registry for Pamela Mahaffey is (608) 371-8000.
- Does Pamela Mahaffey accept Medicare?
- Pamela Mahaffey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pamela Mahaffey's NPI active?
- Yes — Pamela Mahaffey's NPI (1124436118) is active in the NPPES registry as of the last update on 2021-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.